GPU Comparison
Side-by-side comparison of specifications and performance
Performance Comparison
AMD Radeon HD 6670
15%
15%
AMD Radeon R9 390
712%
712%
AMD Radeon R9 390 is approximately 697% faster
Technical Specifications
| Specification | AMD Radeon HD 6670 | AMD Radeon R9 390 |
|---|---|---|
| Graphics ProcessorDifferent | Turks | Grenada |
| CoresDifferent | 480 | 2560 |
| TMUsDifferent | 24 | 160 |
| ROPsDifferent | 8 | 64 |
| Memory SizeDifferent | 1024 MB | 8 GB |
| Memory Type | GDDR5 | GDDR5 |
| Bus WidthDifferent | 128 bit | 512 bit |
Graphics Processor
| Feature | AMD Radeon HD 6670 | AMD Radeon R9 390 |
|---|---|---|
| GPU NameDifferent | Turks | Grenada |
| GPU VariantDifferent | Turks XT(215-0803000) | Grenada PRO(215-0880030) |
| ArchitectureDifferent | TeraScale 2 | GCN 2.0 |
| Foundry | TSMC | TSMC |
| Process SizeDifferent | 40 nm | 28 nm |
| TransistorsDifferent | 716 million | 6,200 million |
| DensityDifferent | 6.1M / mm² | 14.2M / mm² |
| Die SizeDifferent | 118 mm² | 438 mm² |
| Chip PackageDifferent | FCBGA-962 | N/A |
Graphics Card
| Feature | AMD Radeon HD 6670 | AMD Radeon R9 390 |
|---|---|---|
| Release DateDifferent | Apr 19th, 2011 | Jun 18th, 2015 |
| GenerationDifferent | Northern Islands(HD 6600) | Pirate Islands(R9 300) |
| PredecessorDifferent | Evergreen | Volcanic Islands |
| SuccessorDifferent | Southern Islands | Arctic Islands |
| Production | End-of-life | End-of-life |
| Launch PriceDifferent | 99 USD | 329 USD |
| Bus InterfaceDifferent | PCIe 2.0 x16 | PCIe 3.0 x16 |
| Reviews | 35 in our database | 35 in our database |
Clock Speeds
| Feature | AMD Radeon HD 6670 | AMD Radeon R9 390 |
|---|---|---|
| GPU ClockDifferent | 800 MHz | 1000 MHz |
| Memory ClockDifferent | 1000 MHz4 Gbps effective | 1500 MHz6 Gbps effective |
Memory
| Feature | AMD Radeon HD 6670 | AMD Radeon R9 390 |
|---|---|---|
| Memory SizeDifferent | 1024 MB | 8 GB |
| Memory Type | GDDR5 | GDDR5 |
| Memory BusDifferent | 128 bit | 512 bit |
| BandwidthDifferent | 64.00 GB/s | 384.0 GB/s |
Render Config
| Feature | AMD Radeon HD 6670 | AMD Radeon R9 390 |
|---|---|---|
| Shading UnitsDifferent | 480 | 2560 |
| TMUsDifferent | 24 | 160 |
| ROPsDifferent | 8 | 64 |
| Compute UnitsDifferent | 6 | 40 |
| L1 CacheDifferent | 8 KB (per CU) | 16 KB (per CU) |
| L2 CacheDifferent | 256 KB | 1024 KB |
Theoretical Performance
| Feature | AMD Radeon HD 6670 | AMD Radeon R9 390 |
|---|---|---|
| Pixel RateDifferent | 6.400 GPixel/s | 64.00 GPixel/s |
| Texture RateDifferent | 19.20 GTexel/s | 160.0 GTexel/s |
| FP32 (float)Different | 768.0 GFLOPS | 5.120 TFLOPS |
| FP64 (double)Different | N/A | 640.0 GFLOPS (1:8) |
Board Design
| Feature | AMD Radeon HD 6670 | AMD Radeon R9 390 |
|---|---|---|
| Slot WidthDifferent | Single-slot | Dual-slot |
| LengthDifferent | 168 mm6.6 inches | 275 mm10.8 inches |
| TDPDifferent | 66 W | 275 W |
| Suggested PSUDifferent | 250 W | 600 W |
| OutputsDifferent | 1x DVI1x HDMI 1.3a1x VGA | 2x DVI1x HDMI 1.4a1x DisplayPort 1.2 |
| Power ConnectorsDifferent | None | 1x 6-pin + 1x 8-pin |
| Board NumberDifferent | 109-C33437-00 | 109-C67157-00_02, C679 |
| HeightDifferent | N/A | 109 mm4.3 inches |
| WidthDifferent | N/A | 36 mm1.4 inches |
Graphics Features
| Feature | AMD Radeon HD 6670 | AMD Radeon R9 390 |
|---|---|---|
| DirectXDifferent | 11.2 (11_0) | 12 (12_0) |
| OpenGLDifferent | 4.4 | 4.6 |
| OpenCLDifferent | 1.2 | 2.1 |
| VulkanDifferent | N/A | 1.2.170 |
| Shader ModelDifferent | 5.0 | 6.5 |
Comparison Summary
7
Specifications Compared
8
Feature Categories
47
Detailed Features
More Comparisons with AMD Radeon HD 6670
Compare AMD Radeon HD 6670 with other GPUs of similar performance
AMD Radeon HD 6670 vs GeForce GTS 250
GeForce GTS 250 Performance119%
GeForce GTS 250 is 19% faster than AMD Radeon HD 6670
Compare Detailed Specs
AMD Radeon HD 6670 vs Radeon HD 4850
Radeon HD 4850 Performance116%
Radeon HD 4850 is 16% faster than AMD Radeon HD 6670
Compare Detailed Specs
AMD Radeon HD 6670 vs Radeon HD 4770
Radeon HD 4770 Performance110%
Radeon HD 4770 is 10% faster than AMD Radeon HD 6670
Compare Detailed Specs
AMD Radeon HD 6670 vs Radeon HD 4830
Radeon HD 4830 Performance103%
Radeon HD 4830 is 3% faster than AMD Radeon HD 6670
Compare Detailed Specs
AMD Radeon HD 6670 vs Radeon HD 6670
Radeon HD 6670 Performance100%
Radeon HD 6670 is 0% slower than AMD Radeon HD 6670
Compare Detailed Specs
AMD Radeon HD 6670 vs GeForce 9800 GT
GeForce 9800 GT Performance96%
GeForce 9800 GT is 4% slower than AMD Radeon HD 6670
Compare Detailed Specs
More Comparisons with AMD Radeon R9 390
Compare AMD Radeon R9 390 with other GPUs of similar performance
AMD Radeon R9 390 vs Radeon R9 FURY
Radeon R9 FURY Performance120%
Radeon R9 FURY is 20% faster than AMD Radeon R9 390
Compare Detailed Specs
AMD Radeon R9 390 vs GeForce GTX 980
GeForce GTX 980 Performance118%
GeForce GTX 980 is 18% faster than AMD Radeon R9 390
Compare Detailed Specs
AMD Radeon R9 390 vs GeForce GTX 1650 SUPER
GeForce GTX 1650 SUPER Performance117%
GeForce GTX 1650 SUPER is 17% faster than AMD Radeon R9 390
Compare Detailed Specs
AMD Radeon R9 390 vs Radeon RX 6500 XT
Radeon RX 6500 XT Performance116%
Radeon RX 6500 XT is 16% faster than AMD Radeon R9 390
Compare Detailed Specs
AMD Radeon R9 390 vs Radeon RX 5500 XT
Radeon RX 5500 XT Performance115%
Radeon RX 5500 XT is 15% faster than AMD Radeon R9 390
Compare Detailed Specs
AMD Radeon R9 390 vs Radeon RX 580
Radeon RX 580 Performance114%
Radeon RX 580 is 14% faster than AMD Radeon R9 390
Compare Detailed Specs